Use UNLIKELY() macro in generated bindings for minimum argument count checks

Source/bindings/tests/results/V8Float64Array.cpp

 /*
     This file is part of the Blink open source project.
     This file has been auto-generated by CodeGeneratorV8.pm. DO NOT MODIFY!
 
     This library is free software; you can redistribute it and/or
     modify it under the terms of the GNU Library General Public
     License as published by the Free Software Foundation; either
     version 2 of the License, or (at your option) any later version.
 
     This library is distributed in the hope that it will be useful,
@@ skipping 54 matching lines @@
 
 namespace WebCore {
 WrapperTypeInfo V8Float64Array::info = { V8Float64Array::GetTemplate, V8Float64Array::derefObject, 0, 0, 0, V8Float64Array::installPerContextPrototypeProperties, &V8ArrayBufferView::info, WrapperTypeObjectPrototype };
 
 namespace Float64ArrayV8Internal {
 
 template <typename T> void V8_USE(T) { }
 
 static void fooMethod(const v8::FunctionCallbackInfo<v8::Value>& args)
 {
-    if (args.Length() < 1) {
+    if (UNLIKELY(args.Length() < 1)) {
         throwNotEnoughArgumentsError(args.GetIsolate());
         return;
     }
     Float64Array* imp = V8Float64Array::toNative(args.Holder());
     V8TRYCATCH_VOID(Float32Array*, array, args[0]->IsFloat32Array() ? V8Float32Array::toNative(v8::Handle<v8::Float32Array>::Cast(args[0])) : 0);
     v8SetReturnValue(args, imp->foo(array), args.Holder());
     return;
 }
 
 static void fooMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& args)
@@ skipping 138 matching lines @@
     V8DOMWrapper::associateObjectWithWrapper<V8Float64Array>(impl, &info, wrapper, isolate, WrapperConfiguration::Independent);
     return wrapper;
 }
 
 void V8Float64Array::derefObject(void* object)
 {
     fromInternalPointer(object)->deref();
 }
 
 } // namespace WebCore